From 4fb4572e1a16f54439f57655f90e0fc937c57c1e Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Wed, 17 Feb 2010 16:23:12 -0800 Subject: Worked out spi api for the dboard interface. Created usrp2 spi transaction control on host and fw --- host/lib/usrp/dboard/interface.cpp | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'host/lib/usrp/dboard/interface.cpp') diff --git a/host/lib/usrp/dboard/interface.cpp b/host/lib/usrp/dboard/interface.cpp index 837c76d0a..b8f6724ba 100644 --- a/host/lib/usrp/dboard/interface.cpp +++ b/host/lib/usrp/dboard/interface.cpp @@ -26,3 +26,29 @@ interface::interface(void){ interface::~interface(void){ /* NOP */ } + +void interface::write_spi( + spi_dev_t dev, + spi_push_t push, + const byte_vector_t &buf +){ + transact_spi(dev, SPI_LATCH_RISE, push, buf, false); //dont readback +} + +interface::byte_vector_t interface::read_spi( + spi_dev_t dev, + spi_latch_t latch, + size_t num_bytes +){ + byte_vector_t buf(num_bytes, 0x00); //dummy data + return transact_spi(dev, latch, SPI_PUSH_RISE, buf, true); //readback +} + +interface::byte_vector_t interface::read_write_spi( + spi_dev_t dev, + spi_latch_t latch, + spi_push_t push, + const byte_vector_t &buf +){ + return transact_spi(dev, latch, push, buf, true); //readback +} -- cgit v1.2.3